import com.sun.org.apache.xerces.internal.impl.xs.SchemaNamespaceSupport;

import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Random;
import java.util.Scanner;

public class Demo6 {
    public static void main(String[] args) {
        int[] arr=new int[]{1,2,3};
        String ret= Arrays.toString(arr);//以字符串的形式打印
        System.out.println(ret);
    }
    public static void main4(String[] args) {
        int[] arr=new int[]{1,2,3};
        for(int x:arr){
            System.out.print(x+" ");
        }
    }
    public static void main3(String[] args) {
        Random random=new Random();
        int ret= random.nextInt(100);
        System.out.println(ret);
        Scanner scanner=new Scanner(System.in);
        while(true){
            int n=scanner.nextInt();
            if(n>ret){
                System.out.println("too high");
            }else if(n<ret){
                System.out.println("too low");
            }else{
                System.out.println("right");
                break;
            }
        }
    }
    public static void main2(String[] args) {
        boolean[] arr=new boolean[10];
        for(int i=0;i<arr.length;i++){
            System.out.println(arr[i]);
        }
    }
    public static void main1(String[] args) {
        Scanner scanner=new Scanner(System.in);
        int n=scanner.nextInt();
        System.out.println(n);
    }
}
